A new regiospecific preparation of xanthones.

Hauser, Frank M; Dorsch, Warren A

Hauser, Frank M; Dorsch, Warren A.

Afiliação

Hauser FM; Department of Chemistry, State University of New York at Albany, Albany, New York 12222, USA. fh473@mail.albany.edu

Org Lett ; 5(20): 3753-4, 2003 Oct 02.

Article em En | MEDLINE | ID: mdl-14507222

ABSTRACT

ABSTRACT

[reaction see text] Condensation of a benzopyranonphthalide with Michael acceptors provides an efficient, general method for regiospecific preparation of xanthones as well as linear and angular polycyclic aromatic systems containing a xanthone fragment.

Assuntos

Xantonas/síntese química; Benzofuranos/química; Benzopiranos/química; Estereoisomerismo

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